Added provider Mittwald

app/src/main/res/xml/providers.xml

@@ -2362,8 +2362,8 @@
     </provider>
     <provider
         name="Mijn domein"
+        link="https://mijndomein.zendesk.com/hc/nl/articles/200448252-E-mail-instellen-in-een-eigen-e-mailprogramma-met-IMAP"
         mx=".*mijndomein\\.nl">
-        link="https://mijndomein.zendesk.com/hc/nl/articles/200448252-E-mail-instellen-in-een-eigen-e-mailprogramma-met-IMAP">
         <imap
             host="mail.mijndomein.nl"
             port="993"
@@ -2373,4 +2373,17 @@
             port="465"
             starttls="false" />
     </provider>
+    <provider
+        name="Mittwald"
+        link="https://www.mittwald.de/faq/e-mail/webmailer/e-mail-einrichtung-thunderbird"
+        mx=".*agenturserver\\.de">
+        <imap
+            host="mail.agenturserver.de"
+            port="993"
+            starttls="false" />
+        <smtp
+            host="mail.agenturserver.de"
+            port="465"
+            starttls="false" />
+    </provider>
 </providers>